Pith Number

pith:ORPYNITU

pith:2018:ORPYNITUL27G3M4WL3S63CLTF4

not attested not anchored not stored refs pending

Improved estimation of the extreme value index using related variables

Hanan Ahmed, John H.J. Einmahl

arxiv:1807.06470 v1 · 2018-07-17 · math.ST · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORPYNITUL27G3M4WL3S63CLTF4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:10:32.929311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

745f86a2745ebe6db3965ee5ed89732f121b8f6be8a0f148c0064ab1599733e6

Aliases

arxiv: 1807.06470 · arxiv_version: 1807.06470v1 · doi: 10.48550/arxiv.1807.06470 · pith_short_12: ORPYNITUL27G · pith_short_16: ORPYNITUL27G3M4W · pith_short_8: ORPYNITU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ORPYNITUL27G3M4WL3S63CLTF4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 745f86a2745ebe6db3965ee5ed89732f121b8f6be8a0f148c0064ab1599733e6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "195ca2e64efc800207bb659711f35f4089afcae890db7a31ec89d9ae5461dcf5",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2018-07-17T14:32:00Z",
    "title_canon_sha256": "92915f57b947154fa554f54ca3bc3897de82f4090aae3de32384fdc78654086d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.06470",
    "kind": "arxiv",
    "version": 1
  }
}